tests: lookup_paths_init depends on SYSTEMD_UNIT_PATH. Test it

diff --git a/src/test/test-path-lookup.c b/src/test/test-path-lookup.c
index 92ffa65925736d385b357a1bcd47c760b9a2aa59..65cb894ff7df5a8bbf2e1b620f85c9260bb6de2d 100644 (file)
--- a/src/test/test-path-lookup.c
+++ b/src/test/test-path-lookup.c
@@ -19,6 +19,7 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include <stdlib.h>
 #include <sys/stat.h>
 
 #include "log.h"
@@ -30,19 +31,27 @@
 static void test_paths(ManagerRunningAs running_as, bool personal) {
         char template[] = "/tmp/test-path-lookup.XXXXXXX";
 
-        _cleanup_lookup_paths_free_ LookupPaths lp = {};
-        char *exists, *not;
+        _cleanup_lookup_paths_free_ LookupPaths lp_without_env = {};
+        _cleanup_lookup_paths_free_ LookupPaths lp_with_env = {};
+        char *exists, *not, *systemd_unit_path;
 
         assert_se(mkdtemp(template));
         exists = strjoina(template, "/exists");
         assert_se(mkdir(exists, 0755) == 0);
         not = strjoina(template, "/not");
 
-        assert_se(lookup_paths_init(&lp, running_as, personal, NULL, exists, not, not) == 0);
+        assert_se(unsetenv("SYSTEMD_UNIT_PATH") == 0);
+        assert_se(lookup_paths_init(&lp_without_env, running_as, personal, NULL, exists, not, not) == 0);
 
-        assert_se(!strv_isempty(lp.unit_path));
-        assert_se(strv_contains(lp.unit_path, exists));
-        assert_se(strv_contains(lp.unit_path, not));
+        assert_se(!strv_isempty(lp_without_env.unit_path));
+        assert_se(strv_contains(lp_without_env.unit_path, exists));
+        assert_se(strv_contains(lp_without_env.unit_path, not));
+
+        systemd_unit_path = strjoina(template, "/systemd-unit-path");
+        assert_se(setenv("SYSTEMD_UNIT_PATH", systemd_unit_path, 1) == 0);
+        assert_se(lookup_paths_init(&lp_with_env, running_as, personal, NULL, exists, not, not) == 0);
+        assert_se(strv_length(lp_with_env.unit_path) == 1);
+        assert_se(streq(lp_with_env.unit_path[0], systemd_unit_path));
 
         assert_se(rm_rf(template, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
 }